Crucible



FIG. 1 is a front view of a crucible showing our design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a cross-sectional view taken along line 7-7 of FIG. 3 thereof;and,

FIG. 8 is a perspective view thereof.

In the drawings the broken lines are for the purpose of illustratingenvironment only and form no part of the claimed design.

CLAIM The ornamental design for a crucible, as shown and described.